:root{font-family:Inter,"Noto Sans SC",system-ui,sans-serif;color:#203a36;background:#f5f6f0;font-synthesis:none}
*{box-sizing:border-box}body{margin:0}header,main,footer{max-width:1160px;margin:auto;padding:20px 32px}
header{display:flex;align-items:center;justify-content:space-between;gap:16px;border-bottom:1px solid #dce2d7}
.brand{font-size:28px;font-weight:800;display:flex;align-items:center;gap:16px;color:inherit;text-decoration:none}
.brand span{font-size:11px;letter-spacing:2px;font-weight:600}
button,input,select{font:inherit}button,select{border:1px solid #cbd6c9;border-radius:8px;padding:9px 14px;background:#fafbf6;color:inherit}
button{cursor:pointer}button:hover{background:#e6ecdf}button:disabled{opacity:.5;cursor:wait}
a:focus-visible,button:focus-visible,select:focus-visible,input:focus-visible{outline:2px solid #486a46;outline-offset:4px}
main{min-height:75vh}.intro{display:flex;justify-content:space-between;gap:24px;align-items:center;padding:4px 0 18px}
h1{font-size:clamp(26px,4vw,34px);font-weight:600;line-height:1.3;margin:8px 0}
h2{font-size:16px;font-weight:600;margin:22px 0 14px}
.muted,.footnote{color:#617368;font-size:14px;line-height:1.8}.intro .muted{margin:6px 0 0}
.date{font-size:13px;color:#617368;white-space:nowrap}
.eyebrow{font-size:11px;letter-spacing:2px;color:#607e65;font-weight:700}
.network-controls{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:12px 14px;border:1px solid #dce2d7;border-radius:10px;background:#fafbf6;font-size:13px}
.network-controls label{font-weight:600}.network-controls p{margin:0;color:#617368;flex:1;min-width:230px;line-height:1.6}
.hint{font-size:11px;line-height:1.6;color:#617368;margin:9px 0 0}
.grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.card{min-height:174px;display:flex;flex-direction:column;padding:18px;border:1px solid #dce2d7;background:#fafbf6;border-radius:12px;text-decoration:none;color:inherit;transition:transform .15s,border-color .15s}
.card[href]:hover{transform:translateY(-2px);border-color:#91aa8f}.card-top{display:flex;justify-content:space-between;align-items:center}
.icon{display:grid;place-items:center;background:#e3ebdb;color:#486a46;width:36px;height:36px;border-radius:10px;font-size:17px;font-weight:600}.arrow{color:#607e65}
.card h3{font-size:17px;margin:13px 0 6px;font-weight:600;overflow-wrap:anywhere}
.card p{font-size:12px;line-height:1.5;color:#617368;margin:0 0 16px}
.tags{margin-top:auto;display:flex;flex-wrap:wrap;gap:6px}.tag{font-size:10px;color:#486a46;background:#eaf0e4;border-radius:4px;padding:3px 6px}
.card.disabled{background:transparent}.card.disabled .tag{background:#ebece6;color:#747c6e}
.footnote{font-size:12px;margin-top:24px}#login{max-width:390px;margin:48px auto}#login h1{font-size:40px}
form label{display:block;margin:18px 0;font-size:13px}input{display:block;width:100%;border:1px solid #cbd6c9;background:#fff;padding:12px;border-radius:7px;margin-top:8px}
.primary{background:#244d3f;color:#fff;width:100%;display:flex;justify-content:space-between;margin-top:26px}.primary:hover{background:#34614c}.small{font-size:12px;text-align:center}
#notice{color:#9a493b}footer{display:flex;justify-content:space-between;font-size:10px;letter-spacing:1px;color:#617368;border-top:1px solid #dce2d7}footer span{letter-spacing:0}
[hidden]{display:none!important}
@media(max-width:900px){.grid{grid-template-columns:repeat(2,minmax(0,1fr))}.network-controls p{flex-basis:100%}}
@media(max-width:540px){header,main,footer{padding:16px}.intro{display:block}.date{display:block;margin-top:12px}.grid{gap:10px}.card{padding:15px;min-height:168px}.brand span{font-size:9px;letter-spacing:1px}header button{font-size:12px;padding:8px 10px}.network-controls{padding:10px;gap:8px}.network-controls button,.network-controls select{padding:8px;font-size:12px}.network-controls label{font-size:12px}.hint{font-size:10px}footer span{display:none}}
@media(prefers-reduced-motion:reduce){.card{transition:none}.card[href]:hover{transform:none}}